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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "core/layout/ng/ng_constraint_space.h" | 5 #include "core/layout/ng/ng_constraint_space.h" |
6 | 6 |
7 #include "core/layout/LayoutBlock.h" | 7 #include "core/layout/LayoutBlock.h" |
8 #include "core/layout/LayoutView.h" | 8 #include "core/layout/LayoutView.h" |
9 #include "core/layout/ng/ng_constraint_space_builder.h" | 9 #include "core/layout/ng/ng_constraint_space_builder.h" |
10 #include "core/layout/ng/ng_layout_opportunity_iterator.h" | 10 #include "core/layout/ng/ng_layout_opportunity_iterator.h" |
11 | 11 |
12 namespace blink { | 12 namespace blink { |
13 | 13 |
14 NGConstraintSpace::NGConstraintSpace( | 14 NGConstraintSpace::NGConstraintSpace( |
15 NGWritingMode writing_mode, | 15 NGWritingMode writing_mode, |
16 TextDirection direction, | 16 TextDirection direction, |
17 NGLogicalSize available_size, | 17 NGLogicalSize available_size, |
18 NGLogicalSize percentage_resolution_size, | 18 NGLogicalSize percentage_resolution_size, |
19 NGPhysicalSize initial_containing_block_size, | 19 NGPhysicalSize initial_containing_block_size, |
20 LayoutUnit fragmentainer_space_available, | 20 LayoutUnit fragmentainer_space_available, |
21 bool is_fixed_size_inline, | 21 bool is_fixed_size_inline, |
22 bool is_fixed_size_block, | 22 bool is_fixed_size_block, |
23 bool is_shrink_to_fit, | 23 bool is_shrink_to_fit, |
24 bool is_inline_direction_triggers_scrollbar, | 24 bool is_inline_direction_triggers_scrollbar, |
25 bool is_block_direction_triggers_scrollbar, | 25 bool is_block_direction_triggers_scrollbar, |
26 NGFragmentationType block_direction_fragmentation_type, | 26 NGFragmentationType block_direction_fragmentation_type, |
27 bool is_new_fc, | 27 bool is_new_fc, |
28 const NGMarginStrut& margin_strut, | 28 const NGMarginStrut& margin_strut, |
29 const NGLogicalOffset& bfc_offset, | 29 const NGLogicalOffset& bfc_offset, |
30 const std::shared_ptr<NGExclusions>& exclusions) | 30 const std::shared_ptr<NGExclusions>& exclusions, |
| 31 const WTF::Optional<LayoutUnit>& clearance_offset) |
31 : available_size_(available_size), | 32 : available_size_(available_size), |
32 percentage_resolution_size_(percentage_resolution_size), | 33 percentage_resolution_size_(percentage_resolution_size), |
33 initial_containing_block_size_(initial_containing_block_size), | 34 initial_containing_block_size_(initial_containing_block_size), |
34 fragmentainer_space_available_(fragmentainer_space_available), | 35 fragmentainer_space_available_(fragmentainer_space_available), |
35 is_fixed_size_inline_(is_fixed_size_inline), | 36 is_fixed_size_inline_(is_fixed_size_inline), |
36 is_fixed_size_block_(is_fixed_size_block), | 37 is_fixed_size_block_(is_fixed_size_block), |
37 is_shrink_to_fit_(is_shrink_to_fit), | 38 is_shrink_to_fit_(is_shrink_to_fit), |
38 is_inline_direction_triggers_scrollbar_( | 39 is_inline_direction_triggers_scrollbar_( |
39 is_inline_direction_triggers_scrollbar), | 40 is_inline_direction_triggers_scrollbar), |
40 is_block_direction_triggers_scrollbar_( | 41 is_block_direction_triggers_scrollbar_( |
41 is_block_direction_triggers_scrollbar), | 42 is_block_direction_triggers_scrollbar), |
42 block_direction_fragmentation_type_(block_direction_fragmentation_type), | 43 block_direction_fragmentation_type_(block_direction_fragmentation_type), |
43 is_new_fc_(is_new_fc), | 44 is_new_fc_(is_new_fc), |
44 writing_mode_(writing_mode), | 45 writing_mode_(writing_mode), |
45 direction_(static_cast<unsigned>(direction)), | 46 direction_(static_cast<unsigned>(direction)), |
46 margin_strut_(margin_strut), | 47 margin_strut_(margin_strut), |
47 bfc_offset_(bfc_offset), | 48 bfc_offset_(bfc_offset), |
48 exclusions_(exclusions) {} | 49 exclusions_(exclusions), |
| 50 clearance_offset_(clearance_offset) {} |
49 | 51 |
50 NGConstraintSpace* NGConstraintSpace::CreateFromLayoutObject( | 52 NGConstraintSpace* NGConstraintSpace::CreateFromLayoutObject( |
51 const LayoutBox& box) { | 53 const LayoutBox& box) { |
52 auto writing_mode = FromPlatformWritingMode(box.styleRef().getWritingMode()); | 54 auto writing_mode = FromPlatformWritingMode(box.styleRef().getWritingMode()); |
53 bool parallel_containing_block = IsParallelWritingMode( | 55 bool parallel_containing_block = IsParallelWritingMode( |
54 FromPlatformWritingMode( | 56 FromPlatformWritingMode( |
55 box.containingBlock()->styleRef().getWritingMode()), | 57 box.containingBlock()->styleRef().getWritingMode()), |
56 writing_mode); | 58 writing_mode); |
57 bool fixed_inline = false, fixed_block = false; | 59 bool fixed_inline = false, fixed_block = false; |
58 | 60 |
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122 | 124 |
123 NGFragmentationType NGConstraintSpace::BlockFragmentationType() const { | 125 NGFragmentationType NGConstraintSpace::BlockFragmentationType() const { |
124 return static_cast<NGFragmentationType>(block_direction_fragmentation_type_); | 126 return static_cast<NGFragmentationType>(block_direction_fragmentation_type_); |
125 } | 127 } |
126 | 128 |
127 void NGConstraintSpace::Subtract(const NGBoxFragment*) { | 129 void NGConstraintSpace::Subtract(const NGBoxFragment*) { |
128 // TODO(layout-ng): Implement. | 130 // TODO(layout-ng): Implement. |
129 } | 131 } |
130 | 132 |
131 String NGConstraintSpace::ToString() const { | 133 String NGConstraintSpace::ToString() const { |
132 return String::format("Offset: %s,%s Size: %sx%s MarginStrut: %s", | 134 return String::format( |
133 bfc_offset_.inline_offset.toString().ascii().data(), | 135 "Offset: %s,%s Size: %sx%s MarginStrut: %s" |
134 bfc_offset_.block_offset.toString().ascii().data(), | 136 " Clearance: %s", |
135 AvailableSize().inline_size.toString().ascii().data(), | 137 bfc_offset_.inline_offset.toString().ascii().data(), |
136 AvailableSize().block_size.toString().ascii().data(), | 138 bfc_offset_.block_offset.toString().ascii().data(), |
137 margin_strut_.ToString().ascii().data()); | 139 AvailableSize().inline_size.toString().ascii().data(), |
| 140 AvailableSize().block_size.toString().ascii().data(), |
| 141 margin_strut_.ToString().ascii().data(), |
| 142 clearance_offset_.has_value() |
| 143 ? clearance_offset_.value().toString().ascii().data() |
| 144 : "none"); |
138 } | 145 } |
139 | 146 |
140 } // namespace blink | 147 } // namespace blink |
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